--- a/Lib/site.py 2019-09-06 23:59:43.080736298 +0300
+++ b/Lib/site.py 2019-09-07 00:01:05.134165490 +0300
@@ -337,7 +337,8 @@
         libdirs = [sys.platlibdir]
         if sys.platlibdir != "lib":
             libdirs.append("lib")
+        sitepackages.insert(0, os.path.join(prefix, "lib", "sulin"))
+        sitepackages.insert(0, os.path.join(prefix, "lib", "python3"))
-
         if os.sep == '/':
             for libdir in libdirs:
                 path = os.path.join(prefix, libdir,
